<script>
import axios from 'axios';
export default {
  name:'Orders',
  data(){
    return{
      businessId:this.$route.query.businessId,
      business:{},
      user:{},
      cartArr:[],
      deliveryaddress:{}
    }
  },
  async created(){
    await this.fetchUser();
    this.deliveryaddress=this.$getLocalStorage(this.user.userId);

    //查询当前商家
    await this.fetchBusinessByBusinessId();

    //查询当前用户在购物车中的当前商家食品列表
    await this.fetchCartByBusinessId();
  },
  computed:{
    totalPrice(){
      let totalPrice = 0;
      for(let cartItem of this.cartArr){
        totalPrice+=cartItem.food.foodPrice * cartItem.quantity;
      }
      totalPrice+=this.business.deliveryPrice;
      return totalPrice;
    },
  },
  methods: {
    async fetchUser() {
      try {
        const token = sessionStorage.getItem('jwt')
        const response = await axios.get('/user', {
          headers: {
            'Content-Type': 'application/json',
            'Authorization': `Bearer ${token.slice(1, -1)}` // 添加认证令牌
          }
        })
        this.user.value = response.data
      } catch (err) {
        console.error('获取用户信息失败:', err)
      }
    },
    //发送GET请求获取商家信息
    async fetchBusinessByBusinessId() {
      try {
        const token = sessionStorage.getItem('jwt');
        const response = await axios.get('/businesses',{
          params: {
            businessId: this.businessId,
          },
          headers: {
            'Content-Type': 'application/json',
            'Authorization': `Bearer ${token.slice(1,-1)}`  // 添加认证令牌
          }
        });
        this.business = response.data.data[0];
      } catch (error) {
        console.error('获取商家食品失败:', error);
      }
    },
    async fetchCartByBusinessId() {
      try {
        const token = sessionStorage.getItem('jwt');
        const response = await axios.get('/carts',{
          params: {
            business: this.businessId,
            user: this.user.value.id,
          },
          headers: {
            'Content-Type': 'application/json',
            'Authorization': `Bearer ${token.slice(1,-1)}`  // 添加认证令牌
          }
        });
        this.cartArr = response.data.data;
        console.log(this.cartArr);
      } catch (error) {
        console.error('获取购物车列表失败:', error);
      }
    },
    toUserAddress(){
      this.$router.push({path:'/userAddress',query:{businessId:this.businessId}});
    },
    toPayment(){
      if(this.deliveryaddress==null){
        alert('请选择送货地址');
        return;
      }
      const token=sessionStorage.getItem('jwt');
      this.$axios.post('/orders',{
        business: {
          id: this.businessId
        },
        deliveryAddress: {
          id: this.deliveryaddress.id
        }
      },{
        headers: {
          'Content-Type': 'application/json',
          'Authorization': `Bearer ${token.slice(1,-1)}`  // 添加认证令牌
        }
      }).then(response => {
        console.log('<UNK>:', response);
        if(response.status == 200 || response.status == 201) {
          this.$router.push({path:'/payment',query:{orderId:response.data.data.id}});
        }else{
          alert('fail');
        }
      }).catch(error=>{
        console.error(error);
      });
    }
  }
}
</script>

<template>
  <div class="wrapper">
    <!--header部分-->
    <header>
      <p>确认订单</p>
    </header>

    <!--订单信息部分-->
    <div class="order-info">
      <h5>订单配送至：</h5>
      <div class="order-info-address" @click="toUserAddress">
        <p>{{deliveryaddress!=null?deliveryaddress.address:'请选择送货地址'}}</p>
        <i class="fa fa-angle-right"></i>
      </div>
      <p>{{deliveryaddress.contactName}}  {{deliveryaddress.contactTel}}</p>
    </div>
    <h3>{{business.businessName}}</h3>

    <!--订单明细部分-->
    <ul class="order-detailed">
      <li v-for="item in cartArr">
        <div class="order-detailed-left">
          <img :src="item.food.foodImg" alt="" />
          <p>{{item.food.foodName}} x {{item.quantity}}</p>
        </div>
        <p>&#165;{{item.food.foodPrice * item.quantity}}</p>
      </li>
    </ul>
    <div class="order-deliveryfee">
      <p>配送费</p>
      <p>&#165;{{business.deliveryPrice}}</p>
    </div>

    <!--合计部分-->
    <div class="total">
      <div class="total-left">
        &#165;{{totalPrice}}
      </div>
      <div class="total-right" @click="toPayment">
        去支付
      </div>
    </div>

  </div>
</template>

<style scoped>
/*总容器*/
.wrapper{
  width: 100%;
  height: 100%;
}

/*header*/
.wrapper header{
  width: 100%;
  height: 12vw;
  background-color: #0097FF;
  color: #fff;
  font-size: 4.8vw;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
}

/*订单信息部分*/
.wrapper .order-info{
  width: 100%;
  margin-top: 12vw;
  background-color: #0097EF;
  box-sizing: border-box;
  padding: 2vw;
  color: #fff;
}
.wrapper .order-info h5{
  font-size: 3vw;
  font-weight: 300;
}
.wrapper .order-info .order-info-address{
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  user-select: none;
  cursor: pointer;
  margin: 1vw 0;
}
.wrapper .order-info .order-info-address p{
  width: 90%;
  font-size: 5vw;
}
.wrapper .order-info .order-info-address i{
  font-size: 6vw;
}
.wrapper .order-info p{
  font-size: 3vw;
}
.wrapper h3{
  box-sizing: border-box;
  padding: 3vw;
  font-size: 4vw;
  color: #666;
  border-bottom: solid 1px #DDD;
}

/*订单明细部分*/
.wrapper .order-detailed{
  width: 100%;
}
.wrapper .order-detailed li{
  width: 100%;
  height: 16vw;
  box-sizing: border-box;
  padding: 3vw;
  color: #666;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.wrapper .order-detailed li .order-detailed-left{
  display: flex;
  align-items: center;
}
.wrapper .order-detailed li .order-detailed-left img{
  width: 10vw;
  height: 10vw;
}
.wrapper .order-detailed li .order-detailed-left p{
  font-size: 3.5vw;
  margin-left: 3vw;
}
.wrapper .order-detailed li p{
  font-size: 3.5vw;
}
.wrapper .order-deliveryfee{
  width: 100%;
  height: 16vw;
  box-sizing: border-box;
  padding: 3vw;
  color: #666;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 3.5vw;
}

/*订单合计部分*/
.wrapper .total{
  width: 100%;
  height: 14vw;
  position: fixed;
  left: 0;
  bottom: 0;
  display: flex;
}
.wrapper .total .total-left{
  flex: 2;
  background-color: #505051;
  color: #fff;
  font-size: 4.5vw;
  font-weight: 700;
  user-select: none;
  display: flex;
  justify-content: center;
  align-items: center;
}
.wrapper .total .total-right{
  flex: 1;
  background-color: #38CA73;
  color: #fff;
  font-size: 4.5vw;
  user-select: none;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
}
</style>